Finding the Fourth Proportional to 108,892.43, 163,261.42 and 42,276.41

Step by Step Solution

1. Step 1: Write the proportion equation
   108,892.43 : 163,261.42 = 42,276.41 : x
2. Step 2: Convert to fraction form
   108,892.43/163,261.42 = 42,276.41/x
3. Step 3: Cross multiply
   108,892.43x = 163,261.42 × 42,276.41
4. Step 4: Simplify right side
   108,892.43x = 6,902,105,807.10
5. Step 5: Solve for x
   x = 6,902,105,807.10/108,892.43
6. Step 6: Final answer
   x = 63,384.63